Name……………………………………
1. The sundew is a carnivorous plant that can trap small insects with sticky hairs and then digest them. When an
insect gets stuck, other nearby sticky hairs bend over to trap the insect.
Which characteristics of living organisms are demonstrated when the sundew traps insects?
A
growth and excretion
B
growth and sensitivity
C
movement and excretion
D
movement and sensitivity
2. Systems of classification show which organisms share more recent ancestors.
What is the most accurate system of classification?
A. sing anatomy
B. using DNA base sequences
C.using morphology
D. using a pedigree diagram
3. The diagram shows what happened in an experiment with plant seedlings.
start
next day
light
Which characteristic of living things made the seedlings grow towards the light?
A.
excretion
B.
nutrition
C.
respiration
D.
sensitivity
1
light
4. A rat has the scientific name Rattusrattus.
What do the two parts of this name refer to?
A.
genus and species
B.
kingdom and genus
C.
kingdom and species
D.
variety and genus
5. The diagram shows how Homo sapiens (modern people) could have evolved from earlier
ancestors.
Homo sapiens (modern people)
Homo heidelbergensis
Homo erectus
Homo habilis
Which statement about modern people and their ancestors is correct?
A They are in the same species and the same genus.
B They are in the same species but not the same genus.
C They are in the same genus but not the same species.
D They are neither the same species nor the same genus.
6. Which group includes animals with four legs and a dry scaly skin?
A amphibians
B birds
C mammals
D reptiles
2
7. The diagram shows a leaf on a plant.
Sun
simple sugars
made in the leaf
carbon dioxide
from the air
water from
the soil
Which characteristic of life is represented by this diagram?
A
excretion
B
nutrition
C
respiration
D
sensitivity
8. which type of living animals has a rough ,scaly, dry skin?
A amphibian
B fish
C reptile
D mammal
3
9.
4
1. Fig. 6.1 shows the Galapagos iguana, Amblyrhynchus cristatus.
(a) (i) State two features that are used to classify animals, such as the Galapagos iguana, as reptiles.
1 ........................................................................................................................................
2 ........................................................................................................................................
[2]
(ii) State two features that are present in plant cells that are not present in the cells of
reptiles.
1 ........................................................................................................................................
2 ........................................................................................................................................
[2]
2. Fig. 2.1 is an electron micrograph showing the bacteria, Vibrio cholerae.
(a) (i) Bacteria are prokaryotes. State two distinguishing features of all prokaryotes.
1 .............................................................................................................................
2 .............................................................................................................................
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[2]
(ii) The bacteria shown in Fig. 2.1 each have a flagellum. Suggest the function of the flagellum in bacteria.
......................................................................................................................................................
.................................................................................................................................................[1]
3. Fig. 6.1 shows three different insects.
(a) Insects 1 and 2 are more closely related to each other than to insect 3. (i) Explain how the binomial
names indicate that insects 1 and 2 are more closely related.
…………………………………………………………………………………………………………………….
………………………………………………………………………………………………………………….[2]
(ii) Explain how the appearance of the three insects suggests that insects 1 and 2 are more closely related.
…………………………………………………………………………………………………………………….
…………………………………………………………………………………………………………………….
………………………………………………………………………………………………………………….[2]
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4. Fig. 1.1 shows a vertical section through a flower of soybean, Glycine max, following self-pollination. Fig. 1.2 shows
part of the section at a higher magnification.
(a) Soybean is a dicotyledonous plant.
(i) Name the genus to which the soybean belongs.
………………………………………………………………………………………………………………..[1]
(ii) State three features which are only found in dicotyledonous plants.
………………………………………………………………………………………………………………..
………………………………………………………………………………………………………………..[3]
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5. Table 1.1 shows some of the external features of the five classes of vertebrates. Complete the table by using a tick
( _ ) to indicate if each class has the feature or a cross (×) if it does not. The first row has been completed for you.
fish
[4]
6. (a) Fig. 4.1 is a diagram of Vibrio cholerae, the bacterium that causes cholera.
8
(i) Describe two similarities and two differences between a plant cell and the bacterial cell shown in Fig. 4.1.
similarity 1 .................................................................................................................................................
...................................................................................................................................................................
similarity 2..................................................................................................................................................
...................................................................................................................................................................
difference 1................................................................................................................................................
...................................................................................................................................................................
difference 2................................................................................................................................................
...................................................................................................................................................................
[4]
7 . All commercial breeds of sheep belong to the species Ovis aries.
(a) Define the term species.
............................................................................................................................................................
............................................................................................................................................................
........................................................................................................................................................[2]
The Merino is a breed of sheep that is farmed mainly for its wool. The wool is very thick and is made of
lots of very thin hairs.
Fig. 1.1 shows a female Merino sheep with her newborn lamb.
Fig. 1.1
(b) The presence of hair is a feature that is only found in mammals.
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State two other features that distinguish mammals from all other vertebrates.
1.
.......................................................................................................................................
2.
...................................................................................................................................... [2]
(c) Describe the main similarities between insects and arachnids.
...................................................................................................................................................................
...................................................................................................................................................................
...................................................................................................................................................................
...................................................................................................................................................................
...................................................................................................................................................................
...............................................................................................................................................................[3]
(d) By means of a table, show the differences between insects and arachnids.
...................................................................................................................................................................
...................................................................................................................................................................
...................................................................................................................................................................
...................................................................................................................................................................
...................................................................................................................................................................
...............................................................................................................................................................[3]
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